NY Property Records
13 William Ave
13 William Ave
Islip · Suffolk County
210 · ResidentialSold $517,000 · Jul 2023
Owner of record
OwnerAbel Montes & Francisca Montes
Mailing address13 WILLIAM AVE · CENTRAL ISLIP, NY, 11722
Assessment · 2025 roll
Land assessed$6,900
Total assessed$30,600
Est. annual tax$10,132 (2024, excl. special districts)
Lot
Size0.23 acres
Services & districts
School districtCentral Islip (472813)
Recorded sales · 1
Deed$517,000Jul 10, 2023
seller MONICA HELWIG
buyer ABEL MONTES
Liber 13218, page 257
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page13218 / 257
SBL05000780003000940000
Print key78.-3-94
SWIS472889
Parcel ID47288905000780003000940000
Who owns 13 William Ave?
13 William Ave, Islip is owned by Abel Montes & Francisca Montes per the 2025 NYS assessment roll. It last sold for $517,000 in Jul 2023.
Nearby on William Ave
Public record, NYS tax roll 2025. Values are the assessor's, not an appraisal. Provided for informational purposes only — accuracy and completeness are not warranted or guaranteed; verify against official sources before relying on it. Disclaimer · Request redaction
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